Method and device for personalizing luminescent marks of authenticity
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Mar 13, 2007
Grant Date -
May 12, 2005
app pub date -
Aug 1, 2001
filing date -
Sep 29, 2000
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method and device for personalizing the luminescent authenticity features on data carrier, in particular plastic cards. The luminescent authenticity feature being applied to or incorporated in a composite card and the authenticity feature is personalized with a high-energy beam in that the intensity and/or wavelength of the beam is chosen such that local bleaching of the structure of the authenticity feature takes place.
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